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CVE Vulnerability Details :
CVE-2026-5943
PUBLISHED
More InfoOfficial Page
Assigner-Foxit
Assigner Org ID-14984358-7092-470d-8f34-ade47a7658a2
View Known Exploited Vulnerability (KEV) details
Published At-27 Apr, 2026 | 11:00
Updated At-28 Apr, 2026 | 03:55
Rejected At-
▼CVE Numbering Authority (CNA)
Foxit PDF Editor/Reader AcroForm Annotation Use-After-Free Remote Code Execution Vulnerability

Document structural anomalies caused inconsistencies between page element relationships and internal index states. When scripts triggered document modifications, object reference validity was not properly maintained, leading to a crash when accessing an invalid pointer during page information queries.

Affected Products
Vendor
Foxit Software Inc.
Product
Foxit PDF Editor
Platforms
  • Windows
Default Status
unaffected
Versions
Affected
  • Versions 2026.1 and earlier
  • Versions 14.0.3 and earlier
  • Versions 13.2.3 and earlier
Vendor
Foxit Software Inc.
Product
Foxit PDF Reader
Default Status
unaffected
Versions
Affected
  • Versions 2026.1 and earlier
Problem Types
TypeCWE IDDescription
CWECWE-416CWE-416 Use after free
Type: CWE
CWE ID: CWE-416
Description: CWE-416 Use after free
Metrics
VersionBase scoreBase severityVector
3.17.8HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Version: 3.1
Base score: 7.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
N/APotential arbitrary code execution
CAPEC ID: N/A
Description: Potential arbitrary code execution
Solutions
Configurations
Workarounds
Exploits
Credits
finder
Anonymous working with TrendAI Zero Day Initiative
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.foxit.com/support/security-bulletins.html
N/A
Hyperlink: https://www.foxit.com/support/security-bulletins.html
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found